Search Results - "Tisserand, Steve"
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Generation of Nucleophilic Chromium Acetylides from gem-Trichloroalkanes and Chromium Chloride: Synthesis of Propargyl Alcohols
Published in European Journal of Organic Chemistry (01-04-2010)“…Nucleophilic mixed chromium(II) and chromium(III) acetylides are generated from the smooth reduction of primary 1,1,1‐trichloroalkanes with chromium(II)…”
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Book Review Journal Article -
2
A mechanistic study of the chromium(II)-mediated transformations of trichloromethyl alkyls and carbinols: evidence for carbene, carbyne, and carbenoid intermediates
Published in Tetrahedron letters (28-05-2007)“…Using CrCl 2 in THF at room temperature, trichloromethyl carbinols and trichloromethylalkanes are readily transformed to the highly reactive α-chlorocarbenes,…”
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Journal Article -
3
Stereoselective Transformations of Trihalomethylcarbinols Induced by Chromous Chloride
Published in Angewandte Chemie International Edition (18-03-2005)“…Reduction of trihalomethylcarbinols 1 with CrCl2 affords good to excellent yields of (Z)‐α‐haloenol esters 2 and (Z)‐β‐haloenol ethers 3 through acyl or…”
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Journal Article -
4
Total synthesis of rhein and diacerhein via a directed ortho metalation of an aromatic substrate
Published in Tetrahedron letters (01-10-2007)“…Rhein 1 and diacerhein 2 have been successfully synthesized in few steps using a highly selective DOM reaction. An efficient total synthesis of rhein and…”
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Journal Article -
5
Highly Diastereoselective Diels−Alder Reactions of Baylis−Hillman Adducts
Published in Organic letters (23-06-2005)“…Baylis−Hillman adducts were found to be excellent dienophiles in Diels−Alder reactions, providing essentially complete diastereocontrol (although mixtures of…”
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Journal Article -
6
Expedient Total Syntheses of Rhein and Diacerhein via Fries Rearrangement
Published in Journal of organic chemistry (10-12-2004)“…Short and practical total syntheses of rhein (1) and diacerhein (2) have been achieved via a Fries rearrangement and bis-carbonylation strategy followed by…”
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Journal Article -
7
Reactivity of γ-chloro- gem-trichloroalkanes with chromous chloride
Published in Tetrahedron letters (17-07-2006)“…CrCl 2-mediated condensation of γ-chloro- gem-trichloroalkanes with aldehyde generates homoallylic alcohols through a hydride rearrangement followed by a…”
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Journal Article -
8
Stereoselective Transformations of Trihalomethylcarbinols Induced by Chromous Chloride
Published in Angewandte Chemie (18-03-2005)“…Die Reduktion von Trihalogenmethylcarbinolen 1 mit CrCl2 liefert in guten bis ausgezeichneten Ausbeuten (Z)‐α‐Halogen‐Enolester 2 und (Z)‐β‐Halogen‐Enolether 3…”
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Journal Article -
9
Stereoselective Transformations of Trihalomethylcarbinols Induced by Chromous Chloride
Published in Angewandte Chemie (18-03-2005)Get full text
Journal Article